30825 (1990 TG1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6809203473 ± 2.83e-09
Semi-major axis (a)2.4362810357 AU ± 4.82e-10
Inclination (i)8.73644388° ± 8.51e-07
Long. of Asc. Node (Ω)205.01518997° ± 5.97e-06
Arg. of Perihelion (ω)33.67138835° ± 5.96e-06
Mean Anomaly (M)144.17930526° ± 5.95e-07
Mean Motion (n)0.2591917651°/day ± 7.69e-11
Perihelion dist (q)0.77736771 AU ± 6.90e-09
Aphelion dist (Q)4.09519436 AU ± 6.95e-09
Orbital Period3.80269135 yr ± 1.13e-09
Physical Parameters
H (abs. magnitude)14.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.198″
Uncertainty0
Orbit TypeApollo
MOID0.069625 AU
Observations Used3131
Radar Obs Used2
Oppositions11
Arc Total1990-2026
First Observation Used1990-09-16
Last Observation Used2026-01-09
Observations (3512)
Date Type RA Dec Mag Band Observatory
2018-11-17 08:48:36 C 04 24 06.34 +14 18 21.0 V G96
2018-11-17 08:56:05 C 04 24 06.02 +14 18 20.1 V G96
2018-11-18 05:12:51 C 04 23 19.97 +14 15 32.8 V G96
2018-11-18 05:17:38 C 04 23 19.79 +14 15 32.0 V G96
2018-11-18 05:22:25 C 04 23 19.59 +14 15 31.4 V G96
2018-11-18 05:24:11 C 04 23 19.54 +14 15 31.2 V G96
2018-12-04 05:51:31 C 04 08 18.18 +13 25 17.0 V G96
2018-12-04 05:59:37 C 04 08 17.87 +13 25 15.7 V G96
2018-12-04 06:07:42 C 04 08 17.58 +13 25 15.2 V G96
2018-12-04 06:15:46 C 04 08 17.25 +13 25 13.6 V G96
2018-12-13 05:26:38 C 04 00 10.76 +13 01 16.1 V G96
2018-12-13 05:34:37 C 04 00 10.43 +13 01 14.6 V G96
2018-12-13 05:42:37 C 04 00 10.13 +13 01 13.7 V G96
2018-12-13 05:50:35 C 04 00 09.88 +13 01 13.1 V G96
2019-01-02 08:49:44 C 03 45 23.878 +12 26 03.71 U F51
2019-01-02 09:05:30 C 03 45 23.492 +12 26 03.16 U F51
2019-01-02 09:21:18 C 03 45 23.110 +12 26 02.38 U F51
2019-01-10 07:20:05 C 03 41 25.586 +12 20 39.65 U F51
2019-01-10 07:36:38 C 03 41 25.276 +12 20 39.45 U F51
2019-01-10 07:53:13 C 03 41 24.978 +12 20 39.09 U F51
2019-01-10 08:09:53 C 03 41 24.675 +12 20 38.87 U F51
2019-10-11 11:38:49 C 07 26 13.48 +13 32 09.0 V G96
2019-10-11 11:46:12 C 07 26 13.67 +13 32 07.6 V G96
2019-10-11 11:53:34 C 07 26 13.88 +13 32 06.1 V G96
2019-10-11 12:00:57 C 07 26 14.07 +13 32 04.9 V G96
2019-10-25 09:53:49 C 07 34 01.69 +12 27 59.8 V G96
2019-10-25 10:00:38 C 07 34 01.82 +12 27 58.6 V G96
2019-10-25 10:07:27 C 07 34 01.93 +12 27 57.5 V G96
2019-10-25 10:14:16 C 07 34 02.06 +12 27 55.8 V G96
2019-11-06 03:37:57 C 07 37 51.45 +11 32 51.6 19.8 q J43
2019-11-06 03:50:10 C 07 37 51.61 +11 32 49.0 20.3 q J43
2019-11-06 04:02:22 C 07 37 51.66 +11 32 47.3 20.0 q J43
2019-11-06 04:14:35 C 07 37 51.79 +11 32 44.4 19.6 q J43
2019-11-12 02:02:59 C 07 38 38.57 +11 05 24.0 V C95
2019-11-12 02:33:27 C 07 38 38.58 +11 05 18.3 V C95
2019-11-24 10:44:48 C 07 37 21.55 +10 11 09.2 V G96
2019-11-24 10:52:08 C 07 37 21.46 +10 11 07.7 V G96
2019-11-24 10:59:29 C 07 37 21.37 +10 11 06.5 V G96
2019-11-24 11:06:51 C 07 37 21.26 +10 11 05.4 V G96
2019-11-28 11:06:19 C 07 35 59.95 +09 54 55.1 V T05
2019-11-28 11:14:01 C 07 35 59.80 +09 54 53.4 V T05
2019-11-28 11:18:11 C 07 35 59.78 +09 54 53.5 V T05
2019-11-28 11:33:52 C 07 35 59.42 +09 54 50.5 V T05
2019-12-03 14:08:50 C 07 33 31.69 +09 35 34.2 V T08
2019-12-03 14:16:53 C 07 33 31.49 +09 35 32.5 V T08
2019-12-03 14:22:44 C 07 33 31.36 +09 35 32.0 V T08
2019-12-03 14:43:46 C 07 33 30.81 +09 35 28.8 V T08
2019-12-07 12:02:47 C 07 31 05.10 +09 22 02.0 V T08
2019-12-07 12:07:56 C 07 31 04.98 +09 22 01.8 V T08
2019-12-07 12:16:19 C 07 31 04.70 +09 22 00.2 V T08
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-04-18 15:03:00 -200938.8659 2 Hz 2380 -1 -1
2005-04-18 15:56:00 189568822.48 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)